Registry · deep sky

LEDA 4304240

EmissionG SIMBAD EmG 13 papers

harvesting The full record is being pulled from the archives right now — measurement tables, the Gaia row, catalogue photometry. This page will fill itself in.

Right ascension: 11h 57m 52.03s
Declination: +25° 02′ 54.1″
Galactic l, b: 219.74, 77.8
Redshift z: 0.01423
Radial velocity: 4,235.7 km/s
Angular size: 0.2642′ × 0.2304′

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
NGC 3999	AGN Candidate	93.89″	—
BD+25 2441	**	297.5″	9.56
NGC 4000	EmissionG	352.1″	—
NGC 4005	LINER	362.5″	—
HD 103913	HighPM*	362.7″	8.28
NGC 4011	EmissionG	487.1″	—

Provenance

where this card came from

Archive	Read at (UTC)	Record
Seeded from the bulk archive load; no per-object fetch yet.

Machine-readable: /api/v1/object/leda-4304240 · Registry entry updated 2026-08-14.